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5-3
3. Ship’s Heading
4. Drift
5. Transverse Speed
at Bow
6. Longitudinal Speed
7. Transverse Speed
at Stern*
8. Speed Graph
9. Echo Monitor
10. Tracking Mode
Heading data derived from gyrocompass is indicated.
0° is displayed in the case of no gyrocompass connection.
Drift (angle between ship’s heading and ship’s course) is displayed.
See the illustration on page 5-2.
Value over-the ground or through-the-water is displayed as
determined by the tracking mode.
Value over-the-ground or through-the-water is displayed as
determined by the tracking mode.
Value over-the-ground or through-the-water is displayed as
determined by the tracking mode.
* Rate-of-turn gyro or gyrocompass required. When no connected,
transverse speed at the position of the transducer is indicated.
Ship’s speed bar graphs for item 5,6 and 7.
Monitors received echoes for past three minutes, showing echo
type as follows.
• Ground tracking echo: Green
• Water tracking echo: Blue
• No echo: Background color
Press the TRACKING MODE key to change the tracking mode.
Three modes are available:
• Auto: Automatic changeover
between ground tacking and water
tracking.
• Ground: Ground tracking
• Water: Water tracking